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GRACE SEKSCIENSKI
NPI 1235975426
Physician Assistant in Washington, DC

Active since July 08, 2024PECOS Enrolled
3800 RESERVOIR RD NW, WASHINGTON, DC 20007(301) 807-6655 Get Directions Write a Review

NPPES record last updated: April 23, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 1, 2025, Jul 8, 2024 (2 updates tracked since 2024).

About Grace Sekscienski NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GRACE SEKSCIENSKI (NPI 1235975426) is an individual physician assistant in Washington, District Of Columbia and active in the NPI registry since July 2024. She is enrolled in Medicare PECOS and maintains a secondary practice location in Winchester.

NPPES Registry Identity

NPI1235975426
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameGRACE SEKSCIENSKI
Location Address3800 RESERVOIR RD NWWashington, DC 20007-2113
Mailing Address3800 Reservoir Rd NwWashington, DC 20007-2113
Phone(301) 807-6655
Sole ProprietorYes
Enumeration DateJuly 8, 2024
Last NPPES UpdateApril 23, 20252 updates tracked since enumeration
NPPES CertifiedApril 23, 2025
✔ NPI 1235975426 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
3800 RESERVOIR RD NW, Washington, DC 20007
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Secondary Practice Location 1

Location 11775 N Sector Ct Ste 200Winchester, VA 22601-2859 · Phone (540) 542-6208

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grace Sekscienski is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20007 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. KAUSTUBH SUBHASH YADWADKAR M.D.
Radiology (Diagnostic Radiology)
3800 RESERVOIR RD NW, CG201
WASHINGTON, DC 20007
District of Columbia (304) 206-7595
FRED MO MD
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-8766
SEBLE YIRGA
Nurse Practitioner (Family)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-7265
ARLETTE THOMPSON-PILE
Physical Therapy Assistant
3800 RESERVOIR RD NW, PHYSICAL MEDICINE AND REHBAILITATION DEPARTMENT
WASHINGTON, DC 20007
District of Columbia (202) 444-3689
JENNA ELIZABETH HOROWITZ
Physician Assistant (Surgical)
3800 RESERVOIR RD NW, NEUROSURGERY DEPARTMENT
WASHINGTON, DC 20007
District of Columbia (202) 444-2000
HALEY SWANSON FOSTER M.D.
Radiology (Vascular & Interventional Radiology)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-5022
SOPHIA RIZVI MD
Radiology (Radiation Oncology)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-2000
CLAIRE DALBY MD
Student in an Organized Health Care Education/Training Program
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-7106

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Grace Sekscienski's NPI number?

The NPI number for Grace Sekscienski is 1235975426. It was assigned to this individual provider in the NPPES registry on July 8, 2024.

Where is Grace Sekscienski located?

Grace Sekscienski practices at 3800 Reservoir Rd NW, Washington, DC 20007. The listed phone number is (301) 807-6655.

What is Grace Sekscienski's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Grace Sekscienski enrolled in Medicare?

Yes. Grace Sekscienski is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Grace Sekscienski was last updated on April 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.